Michael Berryman as Pluto

Kevin Spirtas as Roy

John Bloom as The Reaper

Janus Blythe as Rachel / Ruby

Tamara Stafford as Cass

Colleen Riley as Jane

Willard E. Pugh as Foster

Penny Johnson Jerald as Sue

Robert Houston as Bobby

Peter Frechette as Harry

John Laughlin as Hulk

David Nichols as The Psychiatrist

Edith Fellows as Mrs. Wilson

Arden Roger Meyer as The Man with Towel

Lance Gordon as Mars (archive footage)

Susan Lanier as Brenda (archive footage)

Brenda Marinoff as Katy (archive footage)

Martin Speer as Doug (archive footage)

Virginia Vincent as Ethel (archive footage)

James Whitworth as Jupiter (archive footage)